Flanged Silencing Check Valve

Model NO.: H41X

Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence

Sealing Form: Gland Packings Globe Valve

Flow Direction: Reversing

Standard: GB

Application: Industrial Use, Water Supply, Domestic Usage

Color: Blue or Customized

PN: 10, 16, 150lb, 300lb

DN: 50-3200mm

Design: Cast / Forged

Operator: Manual / Electric / Pneumatic

Sealing Material: EPDM, NBR, PTFE, Viton, Stainless Steel, Stellite

Certification: CE, ISO9001, ISO14001, GOST, SGS, and more

Coating: 250 Micron

Used For: Potable Water, Sea Water, Oil, Gas, and Industrial Fluids

Trademark: BH

Shipping Package: Wooden Case

Material: Ductile Iron

Origin: China

HS Code: 8481804090

Purpose

This valve is primarily used in water supply and drainage systems. It can be installed on pump outlets to prevent backflow of the medium, protecting the pump from damage. It is also suitable for installation at the outlet of water pipes to prevent reverse flow.

Features

The H41X check valve features a simple and robust design, ensuring reliable performance and long service life. It can withstand over a million opening and closing cycles, making it ideal for use in sewage systems and other demanding environments.

Executive Standards

GB/T 9113.1, API 609 Category A, BS EN593/BS5155

Performance Parameters

Nominal Diameter: 2" - 80" (DN50 - DN2000)

Working Pressure: 10 Bar, 16 Bar, 25 Bar

Face-to-Face Dimension: API 609 Table 1, ISO 5752 Series 20, BS 5155

Flange Compatibility: ANSI B16.1 Class 125/150, EN1092-2 PN6/10/16/25

Top Flange: ISO 5211

Tightness Test: API 598, ISO 5208, EN12226-2

Main Components Material

Body: Cast Steel, Stainless Steel

Disc: Cast Steel, Stainless Steel

Stem: Stainless Steel

Sealing Ring: Stainless Steel, PTFE

Packing: Flexible Graphite, PTFE

Performance Parameters Table

DN	40 - 1200 mm
PN	1.0 - 1.6 MPa
Max Temperature	100Â°C
Medium	Water, Gas, Oil
Operation	Manual / Electric / Pneumatic

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Packing: Wooden Case

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BOHAI VALVE GROUP CO., LTD. is a professional manufacturer specializing in various types of valves. Located in the Tianjin Bohai Economic Development Zone, our factory covers over 10,000 square meters. Established in 1980, we have over 38 years of production experience. Currently, we have ten technical engineers and more than 100 workers in the workshop.

Our products are exported to Europe, America, Australia, Egypt, and Southeast Asian countries. We are committed to providing high-quality products with excellent service and competitive pricing to our global clients.

Bohai Valve Group Co., Ltd.

Tel: +86-022-28596661 ext 8015 | Fax: +86-022-8861 5222

Web: www.bhvalve.cn

Address: No.88 Gao Ying Road, Beizhakou Town, Jinnan District, Tianjin, China

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